Founded in 2002, Anytime Fitness is the fastest growing gym franchise in the world, with more than 4,700 gyms serving 2.6 million+ members on all seven continents. Open 24 hours a day, 365 days a year, Anytime Fitness prides itself on providing our members with surprisingly personable service in convenient and well-maintained facilities which feature top-quality exercise equipment. Gyms are now open in all 50 states and 23 countries. .